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Finding the Fourth Proportional to 270,321.85, 373,024.51 and 149,464.63

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Solution

The fourth proportional to 270,321.85, 373,024.51 and 149,464.63 is: 206,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,321.85 : 373,024.51 = 149,464.63 : x
  2. Step 2: Convert to fraction form
    270,321.85/373,024.51 = 149,464.63/x
  3. Step 3: Cross multiply
    270,321.85x = 373,024.51 × 149,464.63
  4. Step 4: Simplify right side
    270,321.85x = 55,753,970,368.08
  5. Step 5: Solve for x
    x = 55,753,970,368.08/270,321.85
  6. Step 6: Final answer
    x = 206,250.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.